<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title></title>
</head>
<body>
    <h2>用户注册</h2>
    <form action="${pageContext.request.contextPath}/param/test4" method="post">
        用户名：<input type="text" name="username"> <br>
        密码：<input type="password" name="password"> <br>
        年龄：<input type="text" name="age"> <br>
        身高：<input type="text" name="height"> <br>
        省份：<input type="text" name="address.province"> <br>
        城市：<input type="text" name="address.city"> <br>
        <input type="submit" value="注册">
    </form>
</body>
</html>
